Home / 177,644,084.40-266,914,024.20-112,978,868.40

Finding the Fourth Proportional to 177,644,084.40, 266,914,024.20 and 112,978,868.40

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Solution

The fourth proportional to 177,644,084.40, 266,914,024.20 and 112,978,868.40 is: 169,753,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,644,084.40 : 266,914,024.20 = 112,978,868.40 : x
  2. Step 2: Convert to fraction form
    177,644,084.40/266,914,024.20 = 112,978,868.40/x
  3. Step 3: Cross multiply
    177,644,084.40x = 266,914,024.20 × 112,978,868.40
  4. Step 4: Simplify right side
    177,644,084.40x = 30,155,644,414,206,216
  5. Step 5: Solve for x
    x = 30,155,644,414,206,216/177,644,084.40
  6. Step 6: Final answer
    x = 169,753,158.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.